unsafe extern "C" {
    #[doc = " @ingroup hitls_cert_init\n @brief   Certificate initialization interface, default use the HITLS X509 interface.\n\n @attention If HITLS X509 not be used, do not need to call this interface.\n @param   NA\n @retval  void"]
    pub fn HITLS_CertMethodInit() -> i32;
}
unsafe extern "C" {
    #[doc = " @ingroup hitls_cert_init\n @brief   Deinitialize the certificate, set the certificate registration interface to NULL.\n\n @param   NA\n @retval  void"]
    pub fn HITLS_CertMethodDeinit();
}
